[INFO] crate idx 0.2.0 is already in cache
[INFO] building idx-0.2.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate idx 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate idx 0.2.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate idx 0.2.0
[INFO] finished tweaking crates.io crate idx 0.2.0
[INFO] tweaked toml for crates.io crate idx 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ca9b99ea0a383829325e83575fad4e4801429a3f3b668757c260e25fb96d514
[INFO] running `"docker" "start" "-a" "7ca9b99ea0a383829325e83575fad4e4801429a3f3b668757c260e25fb96d514"`
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling seahash v3.0.7
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling idx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:30:43
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mut page: RawPage<K, V> = mem::uninitialized();
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/diskvec.rs:118:17
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 mem::uninitialized();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/diskvec.rs:123:54
[INFO] [stderr]     |
[INFO] [stderr] 123 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `"docker" "inspect" "7ca9b99ea0a383829325e83575fad4e4801429a3f3b668757c260e25fb96d514"`
[INFO] running `"docker" "rm" "-f" "7ca9b99ea0a383829325e83575fad4e4801429a3f3b668757c260e25fb96d514"`
[INFO] [stdout] 7ca9b99ea0a383829325e83575fad4e4801429a3f3b668757c260e25fb96d514
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e094913e0860c8b02722abc0bb73d2c3c2fa7c1f834a0968eb653be1cc994f7
[INFO] running `"docker" "start" "-a" "3e094913e0860c8b02722abc0bb73d2c3c2fa7c1f834a0968eb653be1cc994f7"`
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:30:43
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mut page: RawPage<K, V> = mem::uninitialized();
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/diskvec.rs:118:17
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 mem::uninitialized();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/diskvec.rs:123:54
[INFO] [stderr]     |
[INFO] [stderr] 123 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling idx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:30:43
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mut page: RawPage<K, V> = mem::uninitialized();
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/diskvec.rs:118:17
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 mem::uninitialized();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/diskvec.rs:123:54
[INFO] [stderr]     |
[INFO] [stderr] 123 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `"docker" "inspect" "3e094913e0860c8b02722abc0bb73d2c3c2fa7c1f834a0968eb653be1cc994f7"`
[INFO] running `"docker" "rm" "-f" "3e094913e0860c8b02722abc0bb73d2c3c2fa7c1f834a0968eb653be1cc994f7"`
[INFO] [stdout] 3e094913e0860c8b02722abc0bb73d2c3c2fa7c1f834a0968eb653be1cc994f7